CN111256656B - Multistage variable air volume motor fan blade calibrating device - Google Patents
Multistage variable air volume motor fan blade calibrating device Download PDFInfo
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- CN111256656B CN111256656B CN202010124174.4A CN202010124174A CN111256656B CN 111256656 B CN111256656 B CN 111256656B CN 202010124174 A CN202010124174 A CN 202010124174A CN 111256656 B CN111256656 B CN 111256656B
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- lead screw
- fan blade
- stepping motor
- motor
- air volume
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
Abstract
The invention discloses a multistage variable air volume motor fan blade calibration device which comprises a workbench, wherein fixed side plates are welded on two sides of the upper part of the workbench, a fixed clamp is connected onto the workbench, a first stepping motor, a second stepping motor, a first lead screw box and a second lead screw box are connected onto the fixed side plates, a second slider is connected to the bottom of the second lead screw box in a threaded manner, a laser sensor is arranged at the bottom of the second slider, and a touch screen is fixedly connected to one side of each fixed side plate through a connecting rod; the use method of the multistage variable air volume motor fan blade calibration device is further included. The invention adopts the laser sensor to realize the horizontal detection of the surface of the fan blade, and the detection data and the image are displayed on the touch screen; the laser sensor moves through two groups of stepping motors and the screw rod, and can detect the fan blades in all directions; and requires the motor to be tested horizontally and then clamped.
Description
Technical Field
The invention belongs to the technical field of product calibration, and particularly relates to a fan blade calibration device of a multistage variable air volume motor. Meanwhile, the invention also relates to a use method of the multistage variable air volume motor fan blade calibration device.
Background
The motor fan is a motor with fan hub and blades, and has uniformly distributed slots along the outer circumference of the fan hub, and the blades are inserted into the slots, and the blades and the fan hub are integrated into one body by means of permanent connection method of welding and sticking, etc. The motor fan has good overall balance, can save the man-hour required by balance adjustment, and has the weight reduced by more than 30 percent compared with a bolt-connected fan.
In the existing application documents, for example, in application document CN201310209636.2, a blade rotor shell welded with blades is clamped on a circular entity, and a rotor central shaft is inserted into a shaft hole and an extension hole, a ruler is used to detect the highest point and the lowest point on the blades, and then a detection value is compared with a standard value to meet the quality requirement.
When the motor fan is installed, the fan blades need to be leveled accurately, so that the motor fan can be more stable and safer when in use, the air volume of the motor fan can be maximized, and resources are saved; but current technique is when installing motor fan, all does not have accurate detection device, generally all realizes the detection to the levelness through the long-time work experience of master, perhaps laminates through a horizontally panel and detects, and is comparatively troublesome, and horizontal panel probably takes place to warp at the in-process of long-term use, and observation that slight deformation can not go on comes out, just so causes certain not accurate to the installation of fan blade.
Aiming at the defects commonly existing in the fan blade installation and calibration technology of the existing motor fan, the fan blade calibration device and method for the multistage variable air volume motor are provided, the fan blade calibration device is provided with an accurate laser sensor, the detection of the position of the fan blade and the display of an image are realized, the movement adjustment of the laser sensor is realized through two groups of screw rod slide rails, and the stable clamping of the motor is realized through a clamp.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a device and a method for calibrating a fan blade of a multistage variable air volume motor.
In order to achieve the purpose, the invention provides the following technical scheme: a use method of a multistage variable air volume motor fan blade calibration device comprises the following steps:
s1, fixedly installing a motor, placing the motor on a workbench, fixedly clamping the motor through a clamp on the workbench, and horizontally placing the motor;
s2, placing motor blades, placing the blades on an output shaft of a motor, and keeping the blades horizontal;
s3, starting equipment detection, calibrating the fan blade, and starting the first stepping motor, the second stepping motor and the laser sensor to enable the detection laser sensor to move;
s4, data transmission is achieved, the laser sensor achieves detection of the fan blades, and detected data and pictures are displayed on the touch screen;
s5, adjusting the level of the fan blade, determining whether the fan blade is level from the parameters and the image, namely whether each plane point of the fan blade is equal in height, and calibrating and adjusting the fan blade;
s6, carrying out fixed installation, then fixedly installing the fan blade on the motor, and after the installation is finished, carrying out calibration measurement again to determine whether the installation is horizontal or not;
preferably, step S1 is to the horizontal placement of motor, can realize detecting the level to the motor upper surface through laser sensor, then adjust, and the stable fixed of motor is realized to the rethread anchor clamps.
Preferably, in the step S2, after the production of the fan is finished, the horizontal detection needs to be performed on each blade of the fan, so as to prevent the blade from being installed horizontally due to the detection error of the laser sensor caused by the non-horizontal blade.
A multistage variable air volume motor fan blade calibration device comprises a workbench, wherein fixed side plates are welded on two sides of the upper portion of the workbench, a fixed clamp is movably connected in the middle of the workbench, a first stepping motor is fixedly mounted on the upper portion of one side of each fixed side plate, a first lead screw box is fixedly mounted at the output end of the first stepping motor, the first lead screw box is fixedly mounted at the top of each fixed side plate, the output end of the first stepping motor is connected with a lead screw, the lead screw is movably arranged in the first lead screw box, a second lead screw box is in threaded connection with the lead screw, a supporting block is fixedly arranged at the bottom of the other end of the second lead screw box, a first sliding block is fixedly arranged at the bottom of the supporting block, a sliding rod is fixedly arranged at the top end inside the other side of each fixed side plate, the sliding rod is slidably connected in the first sliding block, and a second stepping motor is fixedly mounted at the top end of the second lead screw box, the bottom threaded connection of second lead screw box has the second slider, the fixed laser sensor that is equipped with in bottom of second slider, the fixed laser emitter and the laser receiver that are equipped with in laser sensor's bottom, one side of fixed curb plate is through connecting rod fixedly connected with touch-sensitive screen.
Preferably, four groups of supporting legs are fixedly welded at the bottom of the workbench and are respectively positioned at four corners of the workbench.
Preferably, the bottom of the touch screen is provided with a first stepping motor, a second stepping motor and control keys of the laser sensor, and is provided with various adjusting keys.
Preferably, the fixing clamp comprises two groups of arc-shaped clamping plates and a screw rod for connecting the two groups of arc-shaped clamping plates, and the two groups of arc-shaped clamping plates are movably connected on the workbench.
Preferably, the output end of the second stepping motor is also in key connection with a screw rod, the screw rod of the second stepping motor is movably connected into a second screw rod box, and the second sliding block is in threaded connection with the screw rod of the second stepping motor.
Preferably, the bottom of the first stepping motor and the bottom of the second stepping motor are both fixedly provided with mounting plates, and the mounting plates are respectively fixedly connected with the first lead screw box and the second lead screw box.
The invention has the technical effects and advantages that:
the invention adopts the laser sensor to detect the surface of the fan blade and determine the level of the plane of the fan blade, and the laser sensor displays the detection data and the image on the touch screen, so that an operator can observe the detection data and the image conveniently, and then data information is installed to adjust the fan blade; the laser sensor realizes the position movement through two groups of stepping motors and a screw rod, so that the surface of the fan blade can be detected in all directions; and need carry out level detection to the motor when the installation, then the centre gripping realizes the installation of fan blade.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic diagram of the steps of the present invention.
In the figure: 1. a work table; 2. a support leg; 3. fixing the clamp; 4. fixing the side plate; 5. a connecting rod; 6. a touch screen; 7. mounting a plate; 8. a first stepper motor; 9. a screw rod; 10. a first lead screw box; 11. a second lead screw box; 12. a second stepping motor; 13. a support block; 14. a first slider; 15. a slide rod; 16. a second slider; 17. a laser sensor; 18. a laser emitting head; 19. a laser receiving head.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
According to the use method of the multistage variable air volume motor fan blade calibration device shown in fig. 3, the method comprises the following steps:
s1, fixedly installing a motor, placing the motor on a workbench, fixedly clamping the motor through a clamp on the workbench, and horizontally placing the motor;
s2, placing motor blades, placing the blades on an output shaft of a motor, and keeping the blades horizontal;
s3, starting equipment detection, calibrating the fan blade, and starting the first stepping motor, the second stepping motor and the laser sensor to enable the detection laser sensor to move;
s4, data transmission is achieved, the laser sensor achieves detection of the fan blades, and detected data and pictures are displayed on the touch screen;
s5, adjusting the level of the fan blade, determining whether the fan blade is level from the parameters and the image, namely whether each plane point of the fan blade is equal in height, and calibrating and adjusting the fan blade;
s6, carrying out fixed installation, then fixedly installing the fan blade on the motor, and after the installation is finished, carrying out calibration measurement again to determine whether the installation is horizontal or not;
preferably, step S1 is to the level of placing of motor, can realize detecting the level to the motor upper surface through laser sensor, then adjust, and the stable fixed of motor is realized to the rethread anchor clamps.
Preferably, in step S2, after the production of the fan is finished, the horizontal detection needs to be performed on each blade of the fan, so as to prevent the blade from being installed horizontally due to the detection error of the laser sensor caused by the non-horizontal blade.
The fan blade calibration device of the multistage variable air volume motor shown in the figure 1-2 comprises a workbench 1;
according to fig. 1, in order to facilitate the operation of a workbench 1, four groups of supporting legs 2 are fixedly welded at the bottom of the workbench 1, the four groups of supporting legs 2 are respectively positioned at four corners of the workbench 1, in order to facilitate the fixed support of a first lead screw box 10 and a second lead screw box 11, fixed side plates 4 are welded at two sides of the upper part of the workbench 1, in order to realize the stable fixed clamping of a motor, a fixed clamp 3 is movably connected in the middle of the workbench 1, in order to enable the fixed clamp 3 to realize the retractable clamping, the fixed clamp 3 comprises two groups of arc-shaped clamping plates and a screw rod for connecting the two groups of arc-shaped clamping plates, and the two groups of arc-shaped clamping plates are movably connected on the workbench 1;
according to the fig. 1-2, in order to realize that the laser sensor 17 can realize the back and forth movement on the working table 1, the upper part of one side of the fixed side plate 4 is fixedly provided with the first stepping motor 8, the output end of the first stepping motor 8 is fixedly provided with the first lead screw box 10, the first lead screw box 10 is fixedly arranged at the top of the fixed side plate 4, in order to realize the connection of the second lead screw box 11 and drive the second lead screw box 11 to move, the output end of the first stepping motor 8 is connected with the lead screw 9, the lead screw 9 is movably arranged in the first lead screw box 10, the lead screw 9 is in threaded connection with the second lead screw box 11, in order to ensure that the second lead screw box 11 can keep horizontal, the bottom of the other end of the second lead screw box 11 is fixedly provided with the supporting block 13, in order to realize the movement of the second lead screw box 11, the bottom of the supporting block 13 is fixedly provided with the first slide block 14, the top of the inner part of the other side of the fixed side plate 4 is fixedly provided with the slide rod 15, a slide rod 15 is connected in a sliding manner in a first slide block 14, in order to realize the left and right movement of a laser sensor 17, a second stepping motor 12 is fixedly arranged at the top end of a second lead screw box 11, a second slide block 16 is connected at the bottom of the second lead screw box 11 in a threaded manner, a lead screw 9 is also connected at the output end of the second stepping motor 12 in a key manner, the lead screw 9 of the second stepping motor 12 is movably connected in the second lead screw box 11, the second slide block 16 is connected with the lead screw 9 of the second stepping motor 12 in a threaded manner, in order to realize the detection of fan blades and motors, the laser sensor 17 is fixedly arranged at the bottom of the second slide block 16, a laser emitting head 18 and a laser receiving head 19 are fixedly arranged at the bottom of the laser sensor 17, in order to facilitate the installation and fixation of the first stepping motor 8 and the second stepping motor 12, mounting plates 7 are fixedly arranged at the bottoms of the first stepping motor 8 and the second stepping motor 12, the mounting plate 7 is respectively fixedly connected with the first lead screw box 10 and the second lead screw box 11, in order to enable data parameters and images to be displayed and to be convenient to observe, the touch screen 6 is fixedly connected with one side of the fixed side plate 4 through the connecting rod 5, and in order to facilitate control over equipment, control keys of a first stepping motor 8, a second stepping motor 12 and a laser sensor 17 are arranged at the bottom of the touch screen 6 and are provided with various adjusting keys.
The laser sensor adopts a small-scale ATINY laser displacement sensor, the full-series products can support the detection distance (Z-axis range) of 30-400mm at most, the red laser series can support the detection precision of 0.01mm at most, and the blue-violet laser series can support the detection precision of 0.005mm at most; the measuring principle adopts a cylindrical objective lens to expand a laser beam into a strip shape, the laser generates diffusion on a target object, reflected light is imaged on a CMOS, and the displacement and the shape are measured by detecting the change of the position and the shape. Can be applied to 2D and measure, but precision measurement height, difference in height, width, position, shape, cross-section, warpage, flatness, angle, radius, shell thickness etc. 2D measures: the height, the difference in height, width, position, shape, cross-section, warpage, flatness, angle, radius, shell thickness etc. can accurate measurement, 3D measures: soldering a tin bridge and detecting the volume; detecting the welding shape of the laser tailor-welded blank; and measuring the diameter of the wood, and the like, and can detect the complex curved surface information.
The working principle is as follows:
the first step is as follows: after the production of the fan is finished, each fan blade of the fan needs to be subjected to horizontal detection, so that the phenomenon that the installation of the fan blades is not horizontal due to detection errors of a laser sensor caused by the fact that the fan blades are not horizontal is prevented;
the second step is that: the motor is required to be placed horizontally, the upper surface of the motor is detected horizontally through a laser sensor, then adjustment is carried out, and stable fixation of the motor is realized through a clamp;
the third step: the motor is fixedly clamped by a clamp on the workbench and needs to be horizontally placed;
the fourth step: the method comprises the following steps of placing a fan blade on an output shaft of a motor, and keeping the fan blade horizontal as much as possible;
the fifth step: calibrating the fan blade, and starting the first stepping motor, the second stepping motor and the laser sensor to enable the detection laser sensor to move;
and a sixth step: the laser sensor detects the fan blade and displays the detected data and pictures on the touch screen;
a seventh section: determining whether the fan blade is horizontal from the parameters and the images, namely whether each plane point of the fan blade is equal in height, and calibrating and adjusting the fan blade;
eighth step: and then the fan blades are fixedly arranged on the motor, and after the installation is finished, the fan blades are calibrated and measured again to determine whether the installation is horizontal or not.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a multistage variable air volume motor fan blade calibrating device, includes workstation (1), its characterized in that: the automatic feeding device is characterized in that fixed side plates (4) are welded on two sides of the upper portion of the workbench (1), a fixed clamp (3) is movably connected in the middle of the workbench (1), a first stepping motor (8) is fixedly mounted on the upper portion of one side of each fixed side plate (4), a first lead screw box (10) is fixedly mounted at the output end of each first stepping motor (8), each first lead screw box (10) is fixedly mounted at the top of each fixed side plate (4), the output end of each first stepping motor (8) is connected with a lead screw (9), each lead screw (9) is movably located in each first lead screw box (10), each lead screw (9) is in threaded connection with a second lead screw box (11), a supporting block (13) is fixedly arranged at the bottom of the other end of each second lead screw box (11), a first sliding block (14) is fixedly arranged at the bottom of each supporting block (13), a sliding rod (15) is fixedly arranged at the top end of the inner portion of the other side of each fixed side plate (4), slide bar (15) sliding connection is in first slider (14), the top fixed mounting of second lead screw box (11) has second step motor (12), the bottom threaded connection of second lead screw box (11) has second slider (16), the fixed laser sensor (17) that is equipped with in bottom of second slider (16), the fixed laser emitting head (18) and the laser receiving head (19) that are equipped with in bottom of laser sensor (17), connecting rod (5) fixedly connected with touch-sensitive screen (6) are passed through to one side of fixed curb plate (4).
2. The fan blade calibration device of the multistage variable air volume motor according to claim 1, characterized in that: the bottom of the workbench (1) is fixedly welded with four groups of supporting legs (2), and the four groups of supporting legs (2) are respectively positioned at four corners of the workbench (1).
3. The fan blade calibration device of the multistage variable air volume motor according to claim 1, characterized in that: the bottom of the touch screen (6) is provided with a first stepping motor (8), a second stepping motor (12) and control keys of a laser sensor (17), and is provided with various adjusting keys.
4. The fan blade calibration device of the multistage variable air volume motor according to claim 1, characterized in that: the fixed clamp (3) comprises two groups of arc-shaped clamping plates and a screw rod for connecting the two groups of arc-shaped clamping plates, and the two groups of arc-shaped clamping plates are movably connected on the workbench (1).
5. The fan blade calibration device of the multistage variable air volume motor according to claim 1, characterized in that: the output end of the second stepping motor (12) is also in key connection with a screw rod (9), the screw rod (9) of the second stepping motor (12) is movably connected into a second screw rod box (11), and a second sliding block (16) is in threaded connection with the screw rod (9) of the second stepping motor (12).
6. The fan blade calibration device of the multistage variable air volume motor according to claim 1, characterized in that: the bottom of the first stepping motor (8) and the bottom of the second stepping motor (12) are both fixedly provided with mounting plates (7), and the mounting plates (7) are respectively fixedly connected with the first lead screw box (10) and the second lead screw box (11).
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| CN202010124174.4A CN111256656B (en) | 2020-02-27 | 2020-02-27 | Multistage variable air volume motor fan blade calibrating device |
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| CN202010124174.4A CN111256656B (en) | 2020-02-27 | 2020-02-27 | Multistage variable air volume motor fan blade calibrating device |
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| CN111256656B true CN111256656B (en) | 2022-05-06 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596560A (en) * | 2016-12-14 | 2017-04-26 | 江苏大学 | Method for detecting injection molding starving defect of cross-flow fan on basis of laser sensor array as well as device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5988244A (en) * | 1982-11-05 | 1984-05-22 | Hitachi Seiki Co Ltd | Detecting method of out-of-levelness in machinery |
| JPH05277706A (en) * | 1992-03-26 | 1993-10-26 | Mitsubishi Materials Corp | Instrument for measuring levelness of mold in anode casting process |
| CN203163722U (en) * | 2012-12-05 | 2013-08-28 | 周显 | Vibrating wire type level detection device |
| CN104776823B (en) * | 2015-05-08 | 2017-06-09 | 河海大学 | A kind of detection means and detection method of door surfaces flatness |
| CN207881655U (en) * | 2018-02-11 | 2018-09-18 | 上海机动车检测认证技术研究中心有限公司 | A kind of integrated correction device |
| CN110567396A (en) * | 2019-10-15 | 2019-12-13 | 安吉亿和家具有限公司 | Massage chair part curvature fine-adjustment continuous detection device |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596560A (en) * | 2016-12-14 | 2017-04-26 | 江苏大学 | Method for detecting injection molding starving defect of cross-flow fan on basis of laser sensor array as well as device |
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